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View Full Version : 2012 Harley Davidson FLHX Street Glide



ascrap2003
1st November, 2017, 07:48 AM
Ok got a speedo and ecm. Now what do I do, first off what am I looking for and can it be done? I read somewhere newer harleys cant be done.

2012 Harley Street Glide

automotrizVIP
1st November, 2017, 04:00 PM
Harley is easy..
Dash eeprom
Ecm mcu (Protección)

ascrap2003
1st November, 2017, 04:15 PM
ECM must be done too? What chip inside? 9s? I have Smelecom, VVDI, Carprog

dashradio
1st November, 2017, 07:12 PM
If you use the search button you will find some info:

http://www.digital-kaos.co.uk/forums/showthread.php/301255-2011-HARLEY-ECU-MILEAGE?highlight=harley+davidson

http://www.digital-kaos.co.uk/forums/showthread.php/505847-2014-HARLEY-DAVIDSON-ELECTRA-GLUIDE-ECM-memory?highlight=harley+davidson

frankrayk
1st November, 2017, 08:50 PM
Ok got a speedo and ecm. Now what do I do, first off what am I looking for and can it be done? I read somewhere newer harleys cant be done.

2012 Harley Street Glide

Have you opened this ECU yet?
It should be hybrid .

I already opened one like this and it was hybrid.

ascrap2003
1st November, 2017, 10:35 PM
If you use the search button you will find some info:

http://www.digital-kaos.co.uk/forums/showthread.php/301255-2011-HARLEY-ECU-MILEAGE?highlight=harley+davidson

http://www.digital-kaos.co.uk/forums/showthread.php/505847-2014-HARLEY-DAVIDSON-ELECTRA-GLUIDE-ECM-memory?highlight=harley+davidson

Ahhh guilty as charged I searched for street glide thanx

ascrap2003
1st November, 2017, 10:37 PM
Have you opened this ECU yet?
It should be hybrid .

I already opened one like this and it was hybrid.

I should have sometime to open later, I'll post pics when I do, do I just pry open or need heat, acetone ?

XmoDDeR
2nd November, 2017, 01:15 AM
use filter.................................

ascrap2003
2nd November, 2017, 01:45 AM
use filter.................................

Search filter or can filter? Or both? lol

ascrap2003
2nd November, 2017, 08:41 AM
Ok so reset, gnd & 5+ to vcc on BDM points? Going by what i seen on carprog pinout but carprog pinout is for legs

ascrap2003
2nd November, 2017, 06:24 PM
just made this pic of pinouts

and attacthed is dump mileage should be 22872 need to have it read 4872 please thanx!

I read as 9S12DG128

ill post up gauge/eeprom dump later

ascrap2003
2nd November, 2017, 09:24 PM
Is flash needed? Need saved or to be erased ?

automotrizVIP
3rd November, 2017, 02:26 AM
Read flash and clustes dump... please
Original mileage please
Here cal...... 2286x.x

ascrap2003
3rd November, 2017, 05:21 AM
nah im gonna stay in the shallow end of the pool, im scared if i need to rewrite flash or something and then mcu becomes protected/secured and wont be able to do nothing. I'm only a year into this i know I act like I know a lot but heres a little secret.......I'm in over my head lol

ascrap2003
11th November, 2017, 08:24 PM
Ok so did a read on the mcu using the bdm points which i checked points to mcu legs etc. I used a datasheet, anywat continuity and ohm 0.0 ohms so direct connection right?
Any way i didnt edit or anything and I didnt touch tach either now bike no start! Any ideas?

Other option is it possible to replace ecm if I have someone at Harley and set ECM mileage with Harley Digital Tech Tool than read eeprom on tach/speedo and edit?
Would that work?

automotrizVIP
11th November, 2017, 10:56 PM
read full post here and we will surely help you....

ascrap2003
12th November, 2017, 01:24 AM
read full post here and we will surely help you....
That's the problem seeing more of a problem than anything, algo problems, mileage jumping back etc.
So only have 2 options can filter which xmod was supposed to find if he had some in stock or.

Maybe swap new ECU and program to 0 or desired mileage with Harley Tech Diagnostic Tool which customer has freind in Harley and customer wants to go that route. Thinking if 0 on ecm then program speedo clock to desired mileage or if ecm programmable Mileage than program speed/clock to 0 miles and pull mileage from ecm once connect. but I have no idea if it will work for sure.

This is just a theory with my poor experience.

Does anyone have an idea if it is a possibility?

clusters
12th November, 2017, 02:15 AM
CAN filter won't help if the ECU is dead and it won't start, which also eliminates a third option....

Walk away from it, not your problem it has too many Miles.

Good luck with it, but now you are going to need a dealer regardless.

ascrap2003
12th November, 2017, 03:38 AM
CAN filter won't help if the ECU is dead and it won't start, which also eliminates a third option....

Walk away from it, not your problem it has too many Miles.

Good luck with it, but now you are going to need a dealer regardless.
That's what I'm feeling, plus this customer always keeps wanting to drive my prices down not feeling it.